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Find a Commonwealth ResourceCity of Alexandria - GIS Portal
This line featured layer is used to build the Block-y layer which is a polygon layer that divides the parcels in the City of Alexandria Tax Maps into groups of parcels with a specified boundary.
Updated Nov 2, 2026
City of Alexandria - GIS Portal
Driveways
Updated Nov 2, 2026
City of Alexandria - GIS Portal
Parking Lots
Updated Nov 2, 2026
City of Alexandria - GIS Portal
A polygon feature representing the six building height districts for the City of Alexandria, Virginia. The data was developed to create the Height District Map, which is adopted as part of the zoning map per Section…
Updated Nov 2, 2026
City of Alexandria - GIS Portal
This dataset represents the extent of the tree canopy for the City of Alexandria. This dataset was created by extracting spectural signature information from satellite imagery based on remote sensing methodologies. The…
Updated Nov 2, 2026
Prince William County
The Soils feature class represents the spatial (polygon) and descriptive data regarding soil types in Prince William County. Several fields relating to erosion, permeability, slope, and hydrologic soils group have been…
Updated Oct 11, 2026
Prince William County
Police facility locations within the Prince William County boundary. This includes other jurisdictional police stations in the Towns of Occoquan, Haymarket, Dumfries, Quantico, the Cities of Manassas and Manassas Park,…
Updated Oct 11, 2026
Prince William County
Police facility locations within the Prince William County boundary. This includes other jurisdictional police stations in the Towns of Occoquan, Haymarket, Dumfries, Quantico, the Cities of Manassas and Manassas Park,…
Updated May 6, 2026
City of Alexandria - GIS Portal
Provides the jurisdictional area of the City of Alexandria. Alexandria is approximately 15.3 square miles in size.
Updated Nov 2, 2026
City of Alexandria - GIS Portal
A line feature representing railroad lines for the City of Alexandria, Virginia. Provides location of all railroads within the City of Alexandria.
Updated Nov 2, 2026
City of Alexandria - GIS Portal
Line feature representing the centerline of smaller stream channels in the City of Alexandria, Virginia. Provides centerline location of all streams less than 5 feet in width.
Updated Nov 2, 2026
City of Alexandria - GIS Portal
Polygon feature representing piers in the City of Alexandria, Virginia. Provides location of all piers along the Potomac River
Updated Nov 2, 2026
City of Alexandria - GIS Portal
A polyline feature class representing contour lines at 10 foot intervals for the City of Alexandria, Virginia. Data captured by consultant during 2017 VBMP planimetric project. The imagey used was 3 inch pixels. We are…
Updated Nov 2, 2026
Datathon 2025
This layer consists of Average Daily Traffic (ADT) volumes with Vehicle Classification Data for most recent years, on Interstate, Arterial and Primary Routes. It also includes a list of each Interstate and Primary…
Updated Oct 17, 2026
City of Alexandria - GIS Portal
Impervious surface
Updated Nov 2, 2026
City of Alexandria - GIS Portal
Polygon feature representing sidewalks, crosswalks and stairs for the City of Alexandria, Virginia. Provides the location of all public sidewalks, crosswalks, and stairs throughout the City. For the purpose of this…
Updated Nov 2, 2026
